[  536.740051] bond0: (slave eth0): making interface the new active one
[  536.740117] bond0: (slave eth0): Enslaving as an active interface with an up link
[  540.945077] bond0: (slave eth0): Releasing backup interface
[  541.036524] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.229842] bond0: (slave eth0): Releasing backup interface
[  545.258798] bond0 (unregistering): Released all slaves